The Bitcoin Visa

What it does

Secure EU residency & passport by holding Bitcoin in an insured investment fund. The safest way to leverage crypto for Portugal’s Golden Visa program.

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  Shift Card2015 · iplawjobs.com · ▲337

  Use bitcoin anywhere VISA is accepted

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  The Bitcoin Note – Secure, Self-Custodial Bitcoin Wallets in Cash Form2022 · offline.cash · ▲344

  The Bitcoin Note: Physical secure Bitcoin that you can easily share, spend or hold.

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  Monaco VISA2017 · ▲148

  Buy, earn, and spend cryptocurrencies anywhere 💳

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  Bitcoin-Safe Desktop Wallet (FOSS)Apr 2026 · bitcoin-safe.org · ▲66

  Free & OpenSource software for managing cold storage wallets

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  Passport by Foundation Devices2020 · foundation.xyz · ▲11

  An open source, elegant, and secure Bitcoin hardware wallet.

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  Casa App2020 · casa.io · ▲67

  Simplest, most secure app for buying and storing Bitcoin

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  I made an open-source laptop from scratch▲3,237

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• TI
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  I realized that the PDF engines of modern desktop browsers (PDFium and PDF.js) support JavaScript with enough I/O primitives to make a basic game like Tetris. It was a bit tricky to find a union of features that work in both engines, but in the end it turns out that showing/hiding annotation "fields" works well to make monochrome pixels, and keyboard input can be achieved by typing in a text input box. All in all it's quite janky but a nice reminder of how general purpose PDF scripting can be. The linked PDF is all ASCII so you can just open it in a text editor, or have a look at…

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  21st.dev▲1,211

  I originally built this app to organize and reuse interesting React + Tailwind components I came across on Twitter, inspired by the shadcn/ui approach. Later, a friend started contributing their own components, and it got me thinking—this could grow into something bigger, like an NPM for design engineers to share and use components. Would love to hear your thoughts!

  Dev tools · 2025 · 21st.dev

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  Create lifelike, personalized AI avatars from text prompts

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  Turn Figma designs into full stack apps with AI

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  Cs16.css – CSS library based on Counter Strike 1.6 UI▲819

  CSS library based on Counter Strike 1.6 UI.

  Life & fun · 2025 · cs16.samke.me